Table 2. Comparison of the Rate Constant Values of Metal-Decorated and PCz-Decorated TiO2 Nanohybrids.
| catalysts | surface area (m2/g) | crystallite size (nm) | degradation time | rate constant (min–1) using catalyst 150 mg |
|---|---|---|---|---|
| TiO2 | 93 | 21.37 | 7 h | 6.52 × 10–3 |
| Ni/TiO2 (0.5%)48 | 47 | 22.29 | 7 h | 8.14 × 10–3 |
| Ru/TiO2 (0.5%)48 | 72 | 22.40 | 7 h | 1.9 × 10–2 |
| PCz/TiO2 (0.5:1) | 43.43 | 60 min | 1.1 × 10–2 | |
| Ni/TiO2 (1%)48 | 62 | 22.44 | 7 h | 9.39 × 10–3 |
| Ru/TiO2 (1%)48 | 81 | 22.49 | 7 h | 2.3 × 10–2 |
| PCz/TiO2 (1:1) | 44.39 | 60 min | 1.5 × 10–2 | |
| Ni/TiO2 (3%)48 | 41 | 22.46 | 7 h | 8.05 × 10–3 |
| Ru/TiO2 (3%)48 | 60 | 22.53 | 7 h | 1.55 × 10–2 |
| PCz/TiO2 (2:1) | 281 | 66.34 | 60 min | 3.8 × 10–2 |